/**
 * 习题style
 */
 .course .exercise-tool {
    padding: 1rem 1.8rem;
    background: #ffffff;
    border-radius: 7px;
    box-shadow: 0px 0px 22px 1px rgba(0, 0, 0, 0.09);
    margin-top: 8px;
    justify-content: space-between;
  }
  .course .exercise-tool button{
    margin-right: 14px;
    border-radius: 4px;
  }
  
  .course .exercise-list {
    margin-top: 20px;
  }
  .course .exercise-card {
    width:100%;
    min-width: 500px;
    height: 64px;
    padding: 1.5rem;
    background: #ffffff;
    border-radius: 7px;
    box-shadow: 0px 0px 22px 1px rgba(0, 0, 0, 0.09);
    margin-bottom: .85rem;
  }
  //悬浮卡片手型
  .course .exercise-card:hover{
    cursor: pointer;
  }
  .course .exercise-card .card-index{
    padding: 0px 4px;
    min-width: 23px;
    background: #00CE9B;
    border-radius: 4px;  
    color: white;
    text-align: center;
    margin-right: 12px;
  }
  
  /**
  * 场景列表悬浮菜单
  */
  .exercise-card-buttons
  {
    z-index: 999;
  }
  .exercise-card-buttons .ant-tooltip-arrow{
    display: none;
  }
  .exercise-card-buttons, .ant-popover-placement-topLeft, .ant-popover-placement-topRight{
    padding: 0;
  }
  .exercise-card-buttons .ant-tooltip-inner{
    // width: 250px;
    background:white;
    border-radius:0;
    box-shadow: none;
    padding: 0;
    margin: 0;
  }
  .exercise-card-buttons .ant-tooltip-inner-content{
    color: #ffffff;  
  }
  .exercise-card-buttons .card-buttons
  {
    border: 0;
  }
  .exercise-card-buttons .card-buttons button{
    border: 0;
    width: 70px;
    border-radius: 4px;    
  }
  .exercise-card-buttons .card-buttons .gray-button{
    background: #F1F3F6;
  }
  
  .exercise .ant-col .bf-content {
    height: 100px;
  }